Ribbon cartridge



FIG. 1 is a first perspective view of a ribbon cartridge showing our new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a first side view thereof;

FIG. 4 is a second side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front view thereof; and,

FIG. 8 is a back view thereof.

The broken lines depict unclaimed portions of the ribbon cartridge, are for illustrative purposes only and form no part of the claimed design. 

CLAIM We claim the ornamental design for a ribbon cartridge, as shown and described. 